[Ha Ha Thats Very Logical]

And all it means is that science has measured it.

No, it means that scientists have measured it and then other scientists tested their measurements, and then other scientists tested their measurements, and then some other scientists tested the implications of those measurements, and so on. Creationists always like to portray "science" as like one guy operating on his own and coming up with some wacky idea that everyone else just sorta buys into.

[metmom]

So science has measured something lots of time, then and gotten consistent results. That’s all that means.